Patents by Inventor Michael J. Petragnani

Michael J. Petragnani has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process and apparatus for removing aldehydes from acetone
    Patent number: 10358406
    Abstract: The present invention relates to process and apparatus for removing aldehydes from acetone. More specifically, the present invention relates to a process and apparatus for removing aldehydes from acetone by reacting the aldehydes with caustic in an acetone column and washing the organic phase with a plurality of water streams.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: July 23, 2019
    Assignees: UOP LLC, AdvanSix Inc.
    Inventors: Chad A. Williams, Michael J. Petragnani, Russell C. Schulz, Daniel R. Wright
  • PROCESS AND APPARATUS FOR REMOVING ALDEHYDES FROM ACETONE
    Publication number: 20190002383
    Abstract: The present invention relates to process and apparatus for removing aldehydes from acetone. More specifically, the present invention relates to a process and apparatus for removing aldehydes from acetone by reacting the aldehydes with caustic in an acetone column and washing the organic phase with a plurality of water streams.
    Type: Application
    Filed: June 29, 2018
    Publication date: January 3, 2019
    Inventors: Chad A. Williams, Michael J. Petragnani, Russell C. Schulz, Daniel R. Wright